@article{PismaZhETF.40.345,
    title = {Increase of the critical temperature due to low-temperature twinning of superconducting niobium},
    author = {Bobrov, V. S. and Zorin, S. N.},
    journal = {Письма в ЖЭТФ},
    volume = {40},
    issue = {8},
    pages = {345},
    year = {1984},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19047.shtml},
}